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    <meta charset="UTF-8">
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    <title>Document</title>
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<script>
    var dog = {
        dName: "coco",
        type: "阿拉斯加犬",
        age: "5岁",
        color: "棕红色"
    };
    for(var k in dog){
        console.log(dog[k]);
    }
</script>

</html>